am ec1bec62: Reconcile with tools_r22
* commit 'ec1bec62a296146e6b7742ef8bda346b1923ea7c':
Update SDK prebuilts: ant-tasks after sdklib API change.
Update SDK prebuilts: common.
Update SDK prebuilts: sdkmanager command-line license.
Update JAR option to specify which libs to keep.
Update SDK prebuilts: sdklib, sdkuilib, sdkmanager.
Update prebuilts script can now detect if JARs have actually changed.
Update prebuilts.
Update SDK prebuilts (sdkuilib, lint-check, sdk-common).
Update script to update all prebuilts.
Update SDKuilib prebuilt: missing icon for build-tool package.